Class / Patent application number | Description | Number of patent applications / Date published |
473328000 | Reduced ground resistance | 26 |
20080207350 | V-shaped golf club - The golf club is adapted for chip shots and has an upright shaft having a top grip and a bottom end; and a club head having (a) a hosel portion, (b) a trapezoidal clubface with a predetermined angle of loft, a longer leading edge and a relatively short trailing edge, (c) a sole plate having a similar profile to the clubface and defining a bounce angle with respect to a horizontal plane normal to the axis of the shaft, and (d) two opposite side walls in the shape of isosceles triangles for connecting the respective sets of opposing side edges of the clubface and sole plate with the apexes of the triangular side walls pointing away from each other. The leading edge of the clubface defines two acute angled points diverging forwardly of the club head to neutralize rough elements of sand, weed and other barriers and reach out to hit a nestled ball back to the fairway. | 08-28-2008 |
20090029794 | Golf Club Head that Reduces a Contact Resistance with the Ground - A golf club head includes a head body having a grounding face. The grounding face has a front portion and a rear portion. The rear portion of the grounding face is formed with a recessed portion. The recessed portion is provided with at least one protruding boss. Thus, the contact area between the grounding face of the head body and the ground is reduced largely by provision of the recessed portion to reduce the friction and resistance of the grounding face of the head body and to increase the striking force of the head body so as to increase the travel distance of the golf ball and to increase the striking effect of the head body. | 01-29-2009 |
20090029795 | Golf Clubs and Methods of Manufacture - Embodiments of golf clubs and methods of manufacture are generally described herein. A golf club has a shaft and a body coupled to the shaft. The body has a toe end, a heel end opposite the toe end, a front end, a back, end opposite the front end, a front face at the front end, a top wall, and a bottom wall opposite the top wall. The body also has a body height measured in a first direction substantially normal to the bottom wall as measured from the bottom wall to a top point of the front face. The body also has a center of gravity and a center of gravity height measured in the first direction along a center of gravity line that extends from the bottom wall to the center of gravity. Other embodiments may be described and claimed. | 01-29-2009 |
20090124410 | SOLE CONFIGURATION FOR METAL WOOD GOLF CLUB - A metal wood type golf club head including a club head body and means for attachment to a golf shaft, the club head body including a frontal ball striking face having a center of percussion thereon, a rear face, a heel, toe, and top crown, and a rigid, non-deformable bottom sole having a forward section and at least one additional rear section. The forward section provides a friction surface and is defined by a bounce angle extending downwardly from said frontal ball striking face to prevent the leading edge of the club head from digging into the turf or ground during the execution of a golf shot. The rear section of the bottom sole is a reduced friction surface and is recessed upwardly into the club head. | 05-14-2009 |
20100130302 | SOLE FOR IRON GOLF CLUB HEAD - The present invention discloses an iron-type golf club head in which the sole portion has a main surface and a stepped surface. Further, the sole portion comprises a chromium coating. The invention creates a unique combination of head shape and surface friction coefficients that minimize the bad effects of turf impact. | 05-27-2010 |
20100234126 | GOLF CLUB HEAD WITH ELEVATED FACE - A driver type golf club head ( | 09-16-2010 |
20100323811 | HYBRID GOLF CLUB HEAD - A hybrid type golf club head is disclosed herein. The hybrid golf club head preferably has an increased heel/toe camber to minimize drag through rough when a golfer swings the hybrid golf club. A sole of the hybrid golf club head is relieved to allow for the face angle to open without the leading edge lifting too high. | 12-23-2010 |
20100331099 | Golf Putter - A golf putter having an improved club head construction comprising a tapered toe and heel, and cut-out portions to distribute weight towards the toe and heal of the club to preventing twisting and to prevent club head interaction with the ground during stroke. In an aspect, the club head further includes alignment indicator lines on an upward facing mounting surface and a alignment indicator line along a shaft connection portion that extends forwardly of the striking face of the club head. | 12-30-2010 |
20110039632 | METAL WOOD CLUB - A golf club head is provided with a body that has an address position with a zero degree bounce portion on the sole and a center sole position with a multi-relief surface of the sole having a negative bounce portion. The negative bounce portion may comprise a negative 0.5 to a negative 4.0 degree surface. In one embodiment, the multi-relief surface may comprise the negative bounce portion and a cutaway portion extending to the back of the sole, which may have a depth of about 0.05 to 0.5 inch from a regular sole surface. In another embodiment, the golf club head includes a weight system to adjust the center of gravity. In one embodiment, the weight system is a tube having a weight at one end that may be inserted into the golf club head to move the center of gravity at least forward and backward within 6 mm and up and down within 6 mm. Preferably, the tube is angled downward toward the face by at least 3 degrees. | 02-17-2011 |
20110077101 | GOLF CLUB WITH RAILS - A golf club with a plurality of rails wherein the plurality of rails is capable of improving turf interaction for various turf conditions with various turf undulations is disclosed herein. More specifically, the present invention discloses a metal wood type golf club having a plurality of rails on its sole that is capable of changing the lie angle of the metal wood type golf club head by varying the combination of the rails on the sole that comes into contact with the ground to provide improved turf interaction for various types of lies. | 03-31-2011 |
20110118051 | Fairway Wood-Type Golf Clubs with High Moment of Inertia - Fairway wood-type golf clubs as described herein may include: (a) a club head with a volume of at least 300 cc; (b) a shaft member attached to the club head, wherein the golf club has a length between 37 and 43 inches; and (c) a grip or handle member attached to the shaft member. The club head may further include: (1) a ball striking face, wherein the ball striking face has a loft angle between 12 and 32 degrees; and (2) a club head body engaged or integrally formed with the ball striking face, with a sole portion that includes a ground-engaging surface. | 05-19-2011 |
20110151995 | GOLF CLUB HEAD WITH ADJUSTABLE WEIGHTING, CUSTOMIZABLE FACE-ANGLE, AND VARIABLE BULGE AND ROLL FACE - A customizable golf club head is disclosed herein. The customizable golf club head includes a body comprising a crown and a sole and a removable skid plate attached to the sole, wherein the removable skid plate affects the face angle of the golf club head at address. The face angle of the golf club can be further altered by removing the first skid plate and replacing it with a second skid plate having a structure that, when the second skid plate is affixed to the golf club head, causes the golf club head to have a different face angle at address. | 06-23-2011 |
20110256954 | GOLF CLUB WITH MULTI-COMPONENT CONSTRUCTION - A golf club head with multi-component construction. The golf club head includes heel and toe portions that generally provide ground contacting surfaces and a raised central region. A center of gravity of the club is located outside of an envelope defined by the outer surface of the club head below the raised central region. | 10-20-2011 |
20110294595 | METAL WOOD CLUB - A golf club head is provided with a body that has an address position with a zero degree bounce portion on the sole and a center sole position with a multi-relief surface of the sole having a negative bounce portion. The negative bounce portion may comprise a negative 0.5 to a negative 4.0 degree surface. In one embodiment, the multi-relief surface may comprise the negative bounce portion and a cutaway portion extending to the back of the sole, which may have a depth of about 0.05 to 0.5 inch from a regular sole surface. In another embodiment, the golf club head includes a weight system to adjust the center of gravity. In one embodiment, the weight system is a tube having a weight at one end that may be inserted into the golf club head to move the center of gravity at least forward and backward within 6 mm and up and down within 6 mm. Preferably, the tube is angled downward toward the face by at least 3 degrees. | 12-01-2011 |
20120040772 | GOLF CLUB HEAD - A golf club includes a face for striking a golf ball and a sole. The face including a leading edge. The sole extends from the face leading edge. The sole includes at least one channel. Each channel includes a first end adjacent to the leading face leading edge, a second end spaced from the first end, a first sidewall and a second sidewall. | 02-16-2012 |
20120108356 | GOLF CLUB APPARATUS AND METHOD - A golf club apparatus includes a shaft, a grip and a head. The head is attached to the shaft. The head further includes a main body having a ball contacting surface or club face; a heel portion, a toe portion and a sole portion. The shaft attached to the main body proximate the heel portion and the toe portion is distal from an attachment point of the shaft. The sole portion corresponds to the bottom of the main body and is positioned between the toe portion and the heel portion and the leading edge to the trailing edge. A leading edge is an edge formed at the intersection of the club face and the sole portion. The sole portion has a plurality of substantially triangularly shaped or v-shaped grooves therein with axes. Each of the axes is between 0 degrees and 180 degrees to the plane of the club face. This angle is also combined with varying levels of bounce, camber, radius and sole width creating various options within a certain degree of a wedge or iron. | 05-03-2012 |
20120184391 | GOLF CLUB HEAD HAVING A GROOVED FACE - The present invention is directed to a golf club head with an improved striking surface. The grooves are machined into the strike surface with tight tolerances and angled relative to a leading edge of the golf club head. The sole of the golf club head is contoured so that the effective bounce and leading edge height are controlled when the golf club head is rotated to an opened orientation. | 07-19-2012 |
20130040753 | Fairway Wood-Type Golf Clubs with High Moment of Inertia - Fairway wood-type golf clubs as described herein may include: (a) a club head with a volume of at least 300 cc; (b) a shaft member attached to the club head, wherein the golf club has a length between 37 and 43 inches; and (c) a grip or handle member attached to the shaft member. The club head may further include: (1) a ball striking face, wherein the ball striking face has a loft angle between 12 and 32 degrees; and (2) a club head body engaged or integrally formed with the ball striking face, with a sole portion that includes a ground-engaging surface. | 02-14-2013 |
20130095952 | GOLF CLUB WITH TROUGH IN SOLE - A golf club with a plurality of protrusions separated by a trough and capable of improving turf interaction for various turf conditions with various turf undulations is disclosed herein. More specifically, the present invention discloses a metal wood type golf club having a plurality of protrusions separated by a trough on its sole that is capable of changing the lie angle of the metal wood type golf club head by varying the combination of protrusions that come into contact with the ground to provide improved turf interaction for various types of lies. | 04-18-2013 |
20130165251 | GOLF CLUB WITH REVERSIBLE SOLE - The present invention is directed to a golf club having a reversible sole member. The reversible sole member provides a plurality of bounce contours. The user may select one of the plurality of bounce contours and orient the sole member so that the selected bounce contour forms the sole contour of the golf club head. | 06-27-2013 |
20130303302 | MODULAR GOLF CLUB - A modular golf club includes a plurality of components that are removably coupled so that the physical attributes of the golf club head may be tuned. The inventive golf club head includes a body member and at least one of a removable sole member and a removable face member. | 11-14-2013 |
20140106896 | Metal Wood Club - A golf club head is provided with a body that has an address position with a zero degree bounce portion on the sole and a center sole position with a multi-relief surface of the sole having a negative bounce portion. The negative bounce portion may comprise a negative 0.5 to a negative 4.0 degree surface. In one embodiment, the multi-relief surface may comprise the negative bounce portion and a cutaway portion extending to the back of the sole, which may have a depth of about 0.05 to 0.5 inch from a regular sole surface. In another embodiment, the golf club head includes a weight system to adjust the center of gravity. In one embodiment, the weight system is a tube having a weight at one end that may be inserted into the golf club head to move the center of gravity at least forward and backward within 6 mm and up and down within 6 mm. Preferably, the tube is angled downward toward the face by at least 3 degrees. | 04-17-2014 |
20140221123 | GOLF CLUB APPARATUS AND METHOD - A golf club apparatus includes a shaft, a grip and a head. The head is attached to the shaft. The head further includes a main body having a ball contacting surface or club face; a heel portion, a toe portion and a sole portion. The shaft attached to the main body proximate the heel portion and the toe portion is distal from an attachment point of the shaft. The sole portion corresponds to the bottom of the main body and is positioned between the toe portion and the heel portion and the leading edge to the trailing edge. A leading edge is an edge formed at the intersection of the club face and the sole portion. The sole portion has a plurality of substantially triangularly shaped or v-shaped grooves therein with axes. Each of the axes is between 0 degrees and 180 degrees to the plane of the club face. This angle is also combined with varying levels of bounce, camber, radius and sole width creating various options within a certain degree of a wedge or iron. | 08-07-2014 |
20140274449 | GOLF CLUB HEAD WITH ADJUSTABLE SOLE - Described herein are embodiments of golf club heads, such as fairway wood heads, having an adjustable sole. In some embodiments, a club head includes a body, a sole plate, and a platform. The body has a front portion comprising a striking plate, a rear end, a toe, a heel, a crown, and a lower portion opposite the crown. The sole plate is coupled to the lower portion of the body and is pivotably adjustable relative to the body about a pivot location adjacent to the front portion of the body. The platform is positioned between the sole plate and the lower portion of the body and is adjustable, such as frontwardly and rearwardly, to plural positions along the lower portion of the body to change a pivot angle between the sole plate and the body. | 09-18-2014 |
20150080146 | GOLF CLUB HEAD - A golf club providing improved golf ball launch conditions is disclosed herein. The golf club includes a face component and a sole comprising an elongated recess disposed proximate the face component. The elongated recess preferably is tube shaped, and preferably has an opening with a smaller width than an innermost surface of the elongated recess. The elongated recess may be a separate piece that is permanently affixed within an opening in the sole. Some embodiments of the golf club also comprise a cover affixed to the sole and at least partially covering the opening of the elongated recess, while other embodiments comprise a filler material disposed within the elongated recess or between the elongated recess and an internal surface of the face. | 03-19-2015 |
20180021639 | Golf Club Head | 01-25-2018 |